Initial commit

src/test/java/com/kodekloud/hello_demo/HelloControllerTests.java

@@ -0,0 +1,74 @@
+package com.kodekloud.hello_demo;
+
+
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.http.MediaType;
+import org.springframework.test.web.servlet.MockMvc;
+import org.springframework.test.web.servlet.request.MockMvcRequestBuilders;
+import com.kodekloud.hello_demo.*;
+
+import static org.hamcrest.Matchers.*;
+import static org.mockito.ArgumentMatchers.anyString;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.content;
+import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
+
+@SpringBootTest
+@AutoConfigureMockMvc
+public class HelloControllerTests {
+
+    @Autowired
+    private MockMvc mvc;
+
+    @Autowired
+    private HelloController helloController; // Inject HelloController instance
+
+    @Test
+    public void welcome_ok() throws Exception {
+        mvc.perform(MockMvcRequestBuilders.get("/hello").accept(MediaType.APPLICATION_JSON))
+                .andExpect(status().isOk())
+                .andExpect(content().string(equalTo("Hello, KodeKloud community!")));
+    }
+
+    @Test
+    public void welcome_returnsNotNull() throws Exception {
+      mvc.perform(MockMvcRequestBuilders.get("/hello").accept(MediaType.APPLICATION_JSON))
+          .andExpect(status().isOk())
+          .andExpect(content().string(notNullValue()));
+
+    }
+
+    @Test
+    public void welcome_returnsNotEmpty() throws Exception {
+      mvc.perform(MockMvcRequestBuilders.get("/hello").accept(MediaType.APPLICATION_JSON))
+          .andExpect(status().isOk())
+          .andExpect(content().string(not(isEmptyString()))); 
+
+    }
+
+    @Test
+    public void welcome_returnsCorrectLength() throws Exception {
+      mvc.perform(MockMvcRequestBuilders.get("/hello").accept(MediaType.APPLICATION_JSON))
+          .andExpect(status().isOk())
+          .andExpect(content().string(hasLength(27))); 
+
+    }
+
+    @Test
+    public void welcome_startsWithExpectedGreeting() throws Exception {
+      mvc.perform(MockMvcRequestBuilders.get("/hello").accept(MediaType.APPLICATION_JSON))
+          .andExpect(status().isOk())
+          .andExpect(content().string(startsWith("Hola"))); 
+
+    }
+
+    @Test
+    public void welcome_endsWithExpectedGreeting() throws Exception {
+      mvc.perform(MockMvcRequestBuilders.get("/hello").accept(MediaType.APPLICATION_JSON))
+          .andExpect(status().isOk())
+          .andExpect(content().string(endsWith("community!")));
+
+    }
+  }